Origin
Russia
Brazil, Madagascar, Zimbabwe, Russia, Sri Lanka, India, Burma, Origins: Brazil
Color
Black, Violet, Blue, Green
Greenish, Green, Brownish, Red, Blue, Brown, gray
Streak
-
White
For which Rashi?
Gemini, Virgo
-
Planet
Mercury
-
Element of Planets
Earth
Earth, Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.22-3.403.69-3.81
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann
Cleavage
1,2 prismatic.
Distinct on {110}, imperfect on {010}, poor on {001}
Mohs Hardness
5-68.5
2
10
👆🏻
Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
BeAl 2 O 4
Luster
Vitreous
Vitreous
Pleochroism
Common trichroism: light green
X = red; Y = yellow-orange; Z = emerald-green
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.668-1.7031.746-1.763
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
monoclinic
Orthorhombic
Birefringence
0.024-0.0300.007-0.013
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
-
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Renewal
Transformation
Healing
Physical healing
Physical healing
Qualities Associated
Love
Transformation